A bag contains an equal number of one rupee, 50 paise and 25 paise coins. If the total value is Rs. 35, how many coins of each type are there?

Answer: Option C

Let X coins of each type of there
Total Value = Rs. 35
Now,
X + $$\frac{\text{X}}{2}$$ + $$\frac{\text{X}}{4}$$ = 35
4X + 2X + X = 140
7X = 140
X = 20